Improve critique skill reliability

- add provider-specific block compilation and tests

- bundle detector scripts for skill critique runs

- harden critique orchestration, browser handling, and storage

tests/lib/detector-bundle.test.js

@@ -0,0 +1,27 @@
+import { describe, expect, test } from 'bun:test';
+import fs from 'fs';
+import path from 'path';
+import { readSourceFiles } from '../../scripts/lib/utils.js';
+
+const ROOT = process.cwd();
+
+describe('skill detector bundle', () => {
+  test('adds the detector wrapper and engine files to skill scripts', () => {
+    const { skills } = readSourceFiles(ROOT);
+    const skill = skills.find(s => s.name === 'impeccable');
+    const scriptNames = new Set(skill.scripts.map(s => s.name));
+
+    expect(scriptNames.has('detect.mjs')).toBe(true);
+    expect(scriptNames.has('detector/detect-antipatterns.mjs')).toBe(true);
+    expect(scriptNames.has('detector/detect-antipatterns-browser.js')).toBe(true);
+    expect(scriptNames.has('detector/cli/main.mjs')).toBe(true);
+    expect(scriptNames.has('detector/engines/static-html/detect-html.mjs')).toBe(true);
+  });
+
+  test('critique references the bundled detector command', () => {
+    const critique = fs.readFileSync(path.join(ROOT, 'skill/reference/critique.md'), 'utf-8');
+
+    expect(critique).toContain('node {{scripts_path}}/detect.mjs --json [--fast] [target]');
+    expect(critique).not.toContain('npx impeccable detect');
+  });
+});